def obtemCor(n):
    cores = {
        1: "fuchsia",
        2: "greenyellow",
        3: "orange",
        4: "green",
        5: "blue",
        6: "maroon",
        7: "yellow",
        8: "cyan",
        9: "red",
        10: "coral",
        11: "purple",
        12: "steelblue",
        13: "olive",
        14: "white",
        15: "brown",
        16: "aqua"
    }

    return cores.get(n, "gray")
